X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-studio%2Fsrc%2Fsynfigapp%2Factions%2Flayermove.cpp;fp=synfig-studio%2Fsrc%2Fsynfigapp%2Factions%2Flayermove.cpp;h=a42e2a816bf4902bec9d80f38a237017e3230a4b;hb=a095981e18cc37a8ecc7cd237cc22b9c10329264;hp=0000000000000000000000000000000000000000;hpb=9459638ad6797b8139f1e9f0715c96076dbf0890;p=synfig.git diff --git a/synfig-studio/src/synfigapp/actions/layermove.cpp b/synfig-studio/src/synfigapp/actions/layermove.cpp new file mode 100644 index 0000000..a42e2a8 --- /dev/null +++ b/synfig-studio/src/synfigapp/actions/layermove.cpp @@ -0,0 +1,273 @@ +/* === S Y N F I G ========================================================= */ +/*! \file layermove.cpp +** \brief Template File +** +** $Id$ +** +** \legal +** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley +** Copyright (c) 2008 Chris Moore +** +** This package is free software; you can redistribute it and/or +** modify it under the terms of the GNU General Public License as +** published by the Free Software Foundation; either version 2 of +** the License, or (at your option) any later version. +** +** This package is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +** General Public License for more details. +** \endlegal +*/ +/* ========================================================================= */ + +/* === H E A D E R S ======================================================= */ + +#ifdef USING_PCH +# include "pch.h" +#else +#ifdef HAVE_CONFIG_H +# include +#endif + +#include "layermove.h" +#include + +#include + +#endif + +using namespace std; +using namespace etl; +using namespace synfig; +using namespace synfigapp; +using namespace Action; + +/* === M A C R O S ========================================================= */ + +ACTION_INIT_NO_GET_LOCAL_NAME(Action::LayerMove); +ACTION_SET_NAME(Action::LayerMove,"LayerMove"); +ACTION_SET_LOCAL_NAME(Action::LayerMove,N_("Move Layer")); +ACTION_SET_TASK(Action::LayerMove,"move"); +ACTION_SET_CATEGORY(Action::LayerMove,Action::CATEGORY_LAYER); +ACTION_SET_PRIORITY(Action::LayerMove,0); +ACTION_SET_VERSION(Action::LayerMove,"0.0"); +ACTION_SET_CVS_ID(Action::LayerMove,"$Id$"); + +/* === G L O B A L S ======================================================= */ + +static const int nindex=-1; + +/* === P R O C E D U R E S ================================================= */ + +/* === M E T H O D S ======================================================= */ + +Action::LayerMove::LayerMove(): + new_index(0xdeadbeef) +{ +} + +synfig::String +Action::LayerMove::get_local_name()const +{ + if (layer) + return strprintf("%s '%s'", _("Move Layer"), layer->get_non_empty_description().c_str()); + else + return _("Move Layer"); +} + +Action::ParamVocab +Action::LayerMove::get_param_vocab() +{ + ParamVocab ret(Action::CanvasSpecific::get_param_vocab()); + + ret.push_back(ParamDesc("layer",Param::TYPE_LAYER) + .set_local_name(_("Layer")) + .set_desc(_("Layer to be moved")) + ); + + ret.push_back(ParamDesc("new_index",Param::TYPE_INTEGER) + .set_local_name(_("New Index")) + .set_desc(_("Where the layer is to be moved to")) + ); + + ret.push_back(ParamDesc("dest_canvas",Param::TYPE_CANVAS) + .set_local_name(_("Destination Canvas")) + .set_desc(_("The canvas the layer is to be moved to")) + .set_optional() + ); + + return ret; +} + +bool +Action::LayerMove::is_candidate(const ParamList &x) +{ + return candidate_check(get_param_vocab(),x); +} + +bool +Action::LayerMove::set_param(const synfig::String& name, const Action::Param ¶m) +{ + if(name=="layer" && param.get_type()==Param::TYPE_LAYER) + { + + layer=param.get_layer(); + + return true; + } + + if(name=="new_index" && param.get_type()==Param::TYPE_INTEGER) + { + new_index=param.get_integer(); + + return true; + } + + if(name=="dest_canvas" && param.get_type()==Param::TYPE_CANVAS) + { + dest_canvas=param.get_canvas(); + + return true; + } + + return Action::CanvasSpecific::set_param(name,param); +} + +bool +Action::LayerMove::is_ready()const +{ + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); + if(!layer || (unsigned)new_index==0xdeadbeef) + return false; + return Action::CanvasSpecific::is_ready(); +} + +void +Action::LayerMove::perform() +{ + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); + + Canvas::Handle subcanvas(layer->get_canvas()); + src_canvas=subcanvas; + if(!dest_canvas) + dest_canvas=subcanvas; + + // Find the iterator for the layer + Canvas::iterator iter=find(src_canvas->begin(),src_canvas->end(),layer); + + // If we couldn't find the layer in the canvas, then bail + if(*iter!=layer) + throw Error(_("This layer doesn't exist anymore.")); + + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); + + // If the subcanvas isn't the same as the canvas, + // then it had better be an inline canvas. If not, + // bail + //if(get_canvas()!=subcanvas && !subcanvas->is_inline()) + if(get_canvas()->get_root()!=dest_canvas->get_root() || get_canvas()->get_root()!=src_canvas->get_root()) + throw Error(_("You cannot directly move layers across compositions")); + + old_index=iter-src_canvas->begin(); + int depth; + + if(new_index<0) + depth=dest_canvas->size()+new_index+1; + else + depth=new_index; + + set_dirty(layer->active()); + + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); + + // If we were to move it to where it is + if(old_index==depth && src_canvas==dest_canvas) + return; + + if(depth>dest_canvas->size()) + depth=dest_canvas->size(); + if(depth<0) + depth=0; + + src_canvas->erase(iter); + + dest_canvas->insert(dest_canvas->begin()+depth,layer); + layer->set_canvas(dest_canvas); + + layer->changed(); + dest_canvas->changed(); if(dest_canvas!=src_canvas) src_canvas->changed(); + + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); + + if(get_canvas_interface()) + { + if(src_canvas==dest_canvas) + { + if(new_index==old_index-1) // Raise + get_canvas_interface()->signal_layer_raised()(layer); + else if(new_index==old_index+1) // Lower + get_canvas_interface()->signal_layer_lowered()(layer); + else // Moved + { + get_canvas_interface()->signal_layer_moved()(layer,depth,dest_canvas); + } + } + else + { + get_canvas_interface()->signal_layer_moved()(layer,depth,dest_canvas); + } + } + else synfig::warning("CanvasInterface not set on action"); + + // synfig::info(__FILE__":%d: layer->count()=%d",__LINE__,layer.count()); +} + +void +Action::LayerMove::undo() +{ + // Find the iterator for the layer + Canvas::iterator iter=find(dest_canvas->begin(),dest_canvas->end(),layer); + + // If we couldn't find the layer in the canvas, then bail + if(*iter!=layer || (get_canvas()!=dest_canvas && !dest_canvas->is_inline())) + throw Error(_("This layer doesn't exist anymore.")); + + // If we were to move it to where it is + if(old_index==new_index && src_canvas==dest_canvas) + return; + + // Mark ourselves as dirty if necessary + set_dirty(layer->active()); + + dest_canvas->erase(iter); + + src_canvas->insert(src_canvas->begin()+old_index,layer); + layer->set_canvas(src_canvas); + + layer->changed(); + dest_canvas->changed(); if(dest_canvas!=src_canvas) src_canvas->changed(); + + // Execute any signals + if(get_canvas_interface()) + { + if(src_canvas==dest_canvas) + { + if(new_index==old_index+1) // Raise + get_canvas_interface()->signal_layer_raised()(layer); + else if(new_index==old_index-1) // Lower + get_canvas_interface()->signal_layer_lowered()(layer); + else // Moved + { + get_canvas_interface()->signal_layer_moved()(layer,old_index,src_canvas); + } + } + else + { + get_canvas_interface()->signal_layer_moved()(layer,old_index,src_canvas); + //get_canvas_interface()->signal_layer_removed()(layer); + //get_canvas_interface()->signal_layer_inserted()(layer,old_index); + } + } + else synfig::warning("CanvasInterface not set on action"); +}